In which episode did Char and Amuro go to bed?

In the last episode.

In the finale, Char and Amru like each other and show their friendship. They walked together and threw a wave of dog food at the audience.

Xia Ya lives a precarious life and may be assassinated at any time. Later, after many years of experience, he became a beautiful man in the universe. Amuro is a few years younger than Char. When Char was driving a Guntank, he was just a kid playing with a keyboard. One of their parents died early, and the other has parents as if he had no parents. Considering that they are in the same boat and cherish each other, they come together.